Unscramble Isnopis

What is the meaning of word isnopis unscrambled?

What 7 letter words can be made from letters I S N O P I S:

1. isospin - Definition of isospin

2. sinopis - Definition of sinopis

Make more words by adding or removing letters

How many 6 letter words can you make from letters I S N O P I S?

1. opsins - Definition of opsins

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling snopis
2) Removing the letter S and unscrambling inopis
3) Removing the letter N and unscrambling isopis
4) Removing the letter O and unscrambling isnpis
5) Removing the letter P and unscrambling isnois
6) Removing the letter I and unscrambling isnops
7) Removing the letter S and unscrambling isnopi

More anagrams containing the letters I S N O P I S
isnopsi isnosip siniops ssioinp